Check whether a Samsung has Knox Guard (KG / finance lock) ON or OFF, by IMEI or serial number. Handy before buying used. In 1 minute.

What is this service?

A check that tells you whether a Samsung device has Knox Guard (KG) —also called finance lock— in ON or OFF status, using the IMEI or the serial number (SN).

What is Knox Guard?

Knox Guard (KG) is a remote lock system used by carriers and financiers to lock devices with pending payments. If it is ON, the device can be locked by the financier.

What is it for?

Mostly before buying a used Samsung: you confirm whether it has an active finance lock that could render the device unusable.

How is it done?

You send the IMEI (dial *#06#) or the serial number and get the status. It is only a check: it does not change or unlock anything.

How long does it take?

About 1 minute.

Frequently asked questions

What does KG ON mean? That the device has Knox Guard active (possible finance lock).

Does it unlock KG? No, it is only a status check.

Does the serial number work? Yes, you can check by IMEI or SN.

Samsung Knox Guard (KG) check by IMEI or SN